42 Sea Ray 2005 Boat for Sale

Opus One

ASKING PRICE: $205,000 Watch Price

Tampa, FL

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Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht cruising on open water under a clear blue sky.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht interior with luxurious seating, cruising on open water.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht interior with white seating, overlooking calm ocean waters.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht interior with luxurious seating and ocean view.

Opus One Yacht Photos Pics Luxurious 2005 Sea Ray 420 Sundancer yacht interior with ocean view.

Opus One Yacht Photos Pics Luxurious 2005 Sea Ray 420 Sundancer yacht interior with elegant seating and ocean view.

Opus One Yacht Photos Pics Luxurious interior of a 2005 Sea Ray 420 Sundancer yacht with ocean view.

Opus One Yacht Photos Pics Interior view of 2005 Sea Ray 420 Sundancer yacht cockpit with ocean backdrop.

Opus One Yacht Photos Pics Helm of 2005 Sea Ray 420 Sundancer yacht with ocean view and modern controls.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht interior with ocean view and luxurious seating.

Opus One Yacht Photos Pics Helm of 2005 Sea Ray 420 Sundancer with navigation equipment and ocean view.

Opus One Yacht Photos Pics Cockpit view of 2005 Sea Ray 420 Sundancer with navigation equipment and steering wheel.

Opus One Yacht Photos Pics Interior view of 2005 Sea Ray 420 Sundancer yacht with luxurious seating and ocean backdrop.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht interior with seating, table, and ocean view.

Opus One Yacht Photos Pics Luxurious interior of 2005 Sea Ray 420 Sundancer yacht with leather seating and elegant wood finishes.

Opus One Yacht Photos Pics Luxurious interior of 2005 Sea Ray 420 Sundancer yacht with elegant wood finishes and skylight.

Opus One Yacht Photos Pics Luxurious 2005 Sea Ray 420 Sundancer yacht kitchen with wood cabinetry and modern appliances.

Opus One Yacht Photos Pics Luxurious interior of a 2005 Sea Ray 420 Sundancer yacht with elegant seating and decor.

Opus One Yacht Photos Pics Luxurious 2005 Sea Ray 420 Sundancer yacht interior with elegant wood cabinetry and modern appliances.

Opus One Yacht Photos Pics Luxurious interior of 2005 Sea Ray 420 Sundancer yacht with elegant wood finishes.

Opus One Yacht Photos Pics Luxurious interior of 2005 Sea Ray 420 Sundancer yacht with plush seating and nautical decor.

Opus One Yacht Photos Pics Interior of 2005 Sea Ray 420 Sundancer with beige leather seating and nautical-themed pillows.

Opus One Yacht Photos Pics Luxurious cabin interior of 2005 Sea Ray 420 Sundancer yacht with cozy bedding.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht deck with sunpad, cruising on open water.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht with Garmin radar on open water under blue sky.

Opus One Yacht Photos Pics Bow of 2005 Sea Ray 420 Sundancer with anchor and railing, on calm water.

Opus One Yacht Photos Pics Engine room of a 2005 Sea Ray 420 Sundancer yacht, showcasing dual engines and mechanical components.

Opus One Yacht Photos Pics Engine compartment of a 2005 Sea Ray 420 Sundancer yacht, showcasing dual engines.

Opus One Yacht Photos Pics Engine room of 2005 Sea Ray 420 Sundancer with Cummins Onan Marine QD generator.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht cruising on a sunny day with clear blue skies.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht cruising on open water under a cloudy sky.

Opus One Yacht Photos Pics 2005 Sea Ray 420 Sundancer yacht docked at marina under blue sky.

Opus One Yacht Photos Pics Manufacturer Provided Image

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Last updated Oct 8, 2026

Opus One Boat | 42' Sea Ray 2005

2005 Sea Ray 420 Sundancer – Cummins Diesels

Professionally Managed & Maintained | Extensive Recent Upgrades

This 2005 Sea Ray 420 Sundancer is an exceptionally well-maintained example of one of Sea Ray's most popular express cruisers. Powered by the upgraded twin Cummins 480 CE diesel engines (446 HP each), she offers impressive performance, reliability, and efficiency.

Professionally managed and maintained, this vessel has benefited from consistent care and numerous recent upgrades, including updated electronics, upholstery, canvas, audio equipment, and mechanical systems.

Notable Features & Recent Upgrades:

Upgraded Twin Cummins 480 CE Diesels – 446 HP Each
New generator(2024)
Professionally Managed & Maintained
New Garmin Electronics
Brand-New JL Audio Stereo System with Amplifiers & Subwoofers
New SeaDek Flooring(2025)
New Generator (2024)
Updated Bimini Top & Canvas
Updated Exterior Upholstery
New Batteries
New Battery Charger
Updated Air Conditioning System – One New Unit
Recent Bottom Paint
Annual Engine Service & Routine Maintenance

The Sea Ray 420 Sundancer is renowned for its spacious cockpit, comfortable accommodations, and versatile layout, making it equally suited for entertaining, weekend getaways, or extended cruising.

With upgraded diesel power, professional maintenance, and significant recent improvements, this 420 Sundancer represents an excellent opportunity for buyers seeking a well-equipped, turnkey express cruiser.

Denison Yachting is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Landmark Yacht Sales.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.